Home / 30,139.17-41,591.85-16,710.43

Finding the Fourth Proportional to 30,139.17, 41,591.85 and 16,710.43

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Solution

The fourth proportional to 30,139.17, 41,591.85 and 16,710.43 is: 23,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,139.17 : 41,591.85 = 16,710.43 : x
  2. Step 2: Convert to fraction form
    30,139.17/41,591.85 = 16,710.43/x
  3. Step 3: Cross multiply
    30,139.17x = 41,591.85 × 16,710.43
  4. Step 4: Simplify right side
    30,139.17x = 695,017,594.02
  5. Step 5: Solve for x
    x = 695,017,594.02/30,139.17
  6. Step 6: Final answer
    x = 23,060.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.